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Oval|Lab Grown|IGI

2.57ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG727505994

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727505994

Diamond specifications and retailer prices

From $415 CAD
$297 USD
As of October 28, 2026
2 retailers carry this diamond
Most expensive: $3,378 CAD at Rare Carat
View at Rare Carat

About this 2.57ct lab-grown oval diamond

This 2.57ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG727505994 or 727505994. Listed at 2 retailers as of October 28, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.57
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727505994
Dimensions11.00 × 7.71 × 4.80 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Top View
11.00 mm7.71 mm2.57 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727505994
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $415 CAD|Low: $409 CAD|High: $2,345 CAD|Avg: $1,166 CAD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 7, 2026
Retailer 1$415 CAD
Retailer 8$871 CAD
Retailer 2$975 CAD
Retailer 3$1,062 CAD
Retailer 7$1,069 CAD
Retailer 5$1,133 CAD
Retailer 6$1,187 CAD
Retailer 4$1,439 CAD
Retailer 9$2,345 CAD

2 data points across 9 retailers

2 retailers

A
Cheapest Retailer
-
$415 CAD
$297 USD
Final sale: no returns
Most Expensive
Rare Carat
727505994
$3,378 CAD
$2,418 USD
View
1 more retailer has this diamond
Prices start from $415 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.57ct Oval
$415 CAD